{Collins} (Collins) Antenna coupler

["J. A. Call" <w7ksg@xxxxxxxx>]

Hi All:  Can anyone furnish me with some info for the following Collins
item?

Test Set Antenna Coupler TS-3212/ARM 159, Model 678Z-2A.
12" wide 7" high 2 1/2 deep.
7 Meters measures load, phasing, and reference.
FSN #5985-109-9568.

Any help and information will be appreciated.  Thanks

J
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